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Finding the Fourth Proportional to 104,587.23, 144,331.49 and 56,840.58

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Solution

The fourth proportional to 104,587.23, 144,331.49 and 56,840.58 is: 78,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,587.23 : 144,331.49 = 56,840.58 : x
  2. Step 2: Convert to fraction form
    104,587.23/144,331.49 = 56,840.58/x
  3. Step 3: Cross multiply
    104,587.23x = 144,331.49 × 56,840.58
  4. Step 4: Simplify right side
    104,587.23x = 8,203,885,603.86
  5. Step 5: Solve for x
    x = 8,203,885,603.86/104,587.23
  6. Step 6: Final answer
    x = 78,440.61

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